From his home, Jeffrey would have to walk 4.4 miles north to get to his friend Brett's house and 4.8 miles east to get to his friend Akira's house. One day, Jeffrey walked from his home to Akira's house. Together, Akira and Jeffrey cut directly through the field that separated them from Brett's house. When they finished playing at Brett's, Jeffrey walked back home. In all, how far did Jeffrey walk? If necessary, round to the nearest tenth.